821903 4-Methylbenzoic acid

821903
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      Overview

      Replacement Information

      Key Spec Table

      CAS #EC NumberHill FormulaChemical FormulaMolar Mass
      99-94-5202-803-3C₈H₈O₂4-(CH₃)C₆H₄COOH136.15 g/mol

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      8219030005
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          Glass bottle 5 g
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          8219030250
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              Plastic bottle 250 g
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              Description
              Catalogue Number821903
              Synonymsp-Toluic acid
              Description4-Methylbenzoic acid
              References
              Product Information
              CAS number99-94-5
              EC number202-803-3
              Hill FormulaC₈H₈O₂
              Chemical formula4-(CH₃)C₆H₄COOH
              Molar Mass136.15 g/mol
              HS Code2916 39 90
              Structure formula ImageStructure formula Image
              Quality LevelMQ200
              Applications
              Application4-Methylbenzoic acid for synthesis. CAS 99-94-5, chemical formula 4-(CH₃)C₆H₄COOH.
              Biological Information
              Physicochemical Information
              Boiling point274 °C (1013 hPa)
              Density1.06 g/cm3 (20 °C)
              Flash point181 °C
              Ignition temperature570 °C
              Melting Point179 - 181 °C
              Vapor pressure0.02 hPa (70 °C)
              Bulk density700 kg/m3
              Solubility0.3 g/l
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat 400 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Statement(s)H302: Harmful if swallowed.
              H319: Causes serious eye irritation.
              Precautionary Statement(s)P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
              Signal WordWarning
              Storage class10 - 13 Other liquids and solids
              WGKWGK 1 slightly hazardous to water
              Disposal4
              Liquid organic acids or solutions should be diluted, if necessary, and carefully neutralized with sodium hydrogen carbonate (Cat. No. 106323) or with sodium hydroxide (Cat. No 106462). Before filling into container D, check the pH with pH universal indicator strips (Cat. No. 109535).
              Safety Information
              Hazard Symbols Hazard SymbolsHarmful
              Categories of dangerharmful, irritant
              R PhraseR 22-36
              Harmful if swallowed.Irritating to eyes.
              Product Usage Statements
              Storage and Shipping Information
              StorageStore below +30°C.
              Packaging Information
              Transport Information
              Supplemental Information
              Specifications
              Assay (HPLC, area%)≥ 98.0 % (a/a)
              Melting range (lower value)≥ 179 °C
              Melting range (upper value)≤ 182 °C
              Identity (IR)passes test

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              Categories

              Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Carboxylic Acids > Unsubstituted Monocarboxylic Acids
              Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Carboxylic Acids > Unsubstituted Monocarboxylic Acids
              Reagents, Chemicals and Labware > Organic Synthesis > Product Line "for synthesis" > Carboxylic Acids > Unsubstituted Monocarboxylic Acids